Fixed Coaxial Attenuators
dc to 4.0 GHz
Model 68
High Power, N or SMK Connectors
Convection Cooled
100 Watts
RoHS
ꢀ
POWER RATING (mounted horizontally): 100 watts
average (unidirectional) to 25°C ambient temperature,
derated linearly to 10 watts @ 125°C. 10 kilowatts peak (5
μsec pulse width; 0.5% duty cycle). Maximum power rating
into output port is 10% of the average power rating.
EXPRESS
www.argosysales.com
800-542-4457
POWER COEFFICIENT: <0.00015 dB/dB/watt
TEMPERATURE COEFFICIENT: <0.0004 dB/dB/°C
TEMPERATURE RANGE: -55°C to 125°C
TEST DATA: Swept data plots of attenuation and SWR
from 50 MHz to 4 GHz is available at additional cost.
CONNECTORS: Type N connectors per MIL-STD-348
interface dimensions - mate nondestructively with MIL-C-
39012 connectors. SMK (2.92mm) connectors - mate
nondestructively with SMA per MIL-C-39012, 3.5mm, SMK,
and other 2.92mm connectors.
Features
o
Precision Connectors with high temperature
support beads.
o
Designed to meet environmental requirements of
MIL-DTL-3933.
o
o
10 Kilowatts peak, Convection Cooled
Wireless Applications - Optimized for use in the
communications bands.
Options
Description
SMK, Female
SMK, Male
Options
Description
Type N, Female
Type N, Male
Specifications
NOMINAL IMPEDANCE: 50 Ω
FREQUENCY RANGE:
1
2
3
4
dc to 4.0 GHz
CONSTRUCTION: Aluminum alloy body, stainless steel
connectors; gold plated beryllium copper contacts.
WEIGHT: 500 g (18 oz.) maximum
MODEL NUMBER DESCRIPTION:
Example:
MAXIMUM DEVIATION OVER FREQUENCY:
Nominal ATTN (dB)
Deviation (dB)
1, 2
3, 6, 10, 20, 30
40
+ 1.00
+ 1.25
+ 2.00
68 - XX - XX
MAXIMUM SWR:
Connector Options
1st digit is input side
2nd digit is output side
Basic
Model
Number
Attenuation
Value (dB)
Frequency (GHz)
dc - 4
SWR
1.20
PHYSICAL DIMENSIONS:
Connector
N Male
N Female
DIM A
22.9 (0.90)
15.0 (0.59)
Connector
2.92mmꢀMale
DIM A
14.0 (0.55)
2.92mm Female 12.7 (0.50)
NOTE: All dimensions are given in mm (inches) and are maximum, unless otherwise specified.
58
5305 Spectrum Drive, Frederick, MD 21703-7362 s TEL: 301-846-9222, 800-638-2048 s Fax: 301-846-9116
web: www.aeroflex.com/weinschel s email: weinschel-sales@aeroflex.com
Revision Date: 8/20/2013